Authors
Pooja Reddy, Dhairya Nanavaty, Pradeepkumar Devarakonda, Pedro Moreno
Published in
Frontiers in aging. Volume 7. Pages 1839065. Epub May 26, 2026.
Abstract
Longevity is not solely determined by the absence of risk factors but often reflects the balance between harmful exposures and protective adaptations. We introduce the framework of epigenetic resilience as a counterbalancing mechanism by which favorable environmental and lifestyle factors can potentially offset detrimental influences such as tobacco use. Tobacco is a well-established accelerator of biological aging through adverse epigenetic reprogramming, yet populations such as Andorra paradoxically exhibit both high smoking prevalence and some of the longest life expectancies worldwide. This observation underscores the potential role of resilience factors-including diet, physical activity, psychosocial cohesion, and environmental context-that may buffer or counteract the negative epigenetic imprints of smoking. By highlighting this paradox, we emphasize the importance of understanding how protective influences reshape DNA methylation landscapes to sustain healthspan despite harmful exposures. Recognizing and enhancing epigenetic resilience might offer a path toward targeted interventions that could mitigate the consequences of tobacco and other stressors, ultimately informing strategies to promote healthy aging at both individual and population levels.
PMID:
42272778
Bibliographic data and abstract were imported from PubMed on 15 Sep 2026.
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